Home / 13,780,058.00-20,656,191.94-8,666,142.66

Finding the Fourth Proportional to 13,780,058.00, 20,656,191.94 and 8,666,142.66

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Solution

The fourth proportional to 13,780,058.00, 20,656,191.94 and 8,666,142.66 is: 12,990,475.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,780,058.00 : 20,656,191.94 = 8,666,142.66 : x
  2. Step 2: Convert to fraction form
    13,780,058.00/20,656,191.94 = 8,666,142.66/x
  3. Step 3: Cross multiply
    13,780,058.00x = 20,656,191.94 × 8,666,142.66
  4. Step 4: Simplify right side
    13,780,058.00x = 179,009,506,142,716.81
  5. Step 5: Solve for x
    x = 179,009,506,142,716.81/13,780,058.00
  6. Step 6: Final answer
    x = 12,990,475.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.